Breathalyzer, Professional Grade-Accuracy Breathalyzers for Alcohol, 2025 Upgraded Portable Breathalyzers with LCD Digital Display, Personal Alcohol Breath Alyzer Tester for Home Use 5 Mouthpieces

Brand: ZIWUSMILColor: BlackFeatures: Professional-Grade-Accuracy: The breathalyzer Upgraded 5.4 IC chips Highly Sensitive semiconductor sensor, Professional testing to BAC. It has gained unanimous recognition from experts, engineers, and individuals, and has FDA, CE, and ROSI certification certificates. It is suitable for personal home and party, so that you can get fast and accurate results, and provide you with a sense of security when you are driving. Easy to Operate: Install 3 * AAA battery, insert the mouthpieces, long press the start button, and after a beep, the screen will display "WAIT" and start the countdown. The screen will display "start". Take a deep breath and continue blowing for 5s to display your BAC results. The device needs to wait for 10s to warm up. When you stop using it for about 15 seconds, it will automatically shut down without wasting your battery. Tips: To obtain the most accurate results, we recommend conducting 3 tests (with a 3-minute interval between e